CVE-2026-46238 batman-adv: stop caching unowned originator pointers in BAT IV

In the Linux kernel, the following vulnerability has been resolved: batman-adv: stop caching unowned originator pointers in BAT IV BAT IV keeps the last-hop neighbor address in each neighnode, but some paths also cache an originator pointer derived from a temporary lookup. That pointer is not own...

Linux Distros Unpatched Vulnerability : CVE-2025-21811

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - nilfs2: protect access to buffers with no active references nilfslookupdirtydatabuffers, which iterates through the buffers attached to dirty data folios/pages,...